| OnixPromo-A · 21 | Promo-A | 21 | Pocket Promo | — |
| OnixLegendary Collection · 84/110 | Legendary Collection | 84/110 | Common | — |
| OnixPokémon TCG Classic - Venusaur · 010/034 | Pokémon TCG Classic - Venusaur | 010/034 | — | — |
| OnixMcDonald's Collection 2019 · 9/12 | McDonald's Collection 2019 | 9/12 | — | €2.37 |
| OnixPokémon GO · 036/078 | Pokémon GO | 036/078 | Common | — |
| OnixSouthern Islands · 3/18 | Southern Islands | 3/18 | — | €45.50 |
| Onix151 · 095/165 | 151 | 095/165 | Uncommon | €0.07 |
| OnixParadox Rift · 090/182 | Paradox Rift | 090/182 | Common | €0.03 |
| OnixBattle Styles · 068/163 | Battle Styles | 068/163 | Common | €0.05 |
| OnixFusion Strike · 138/264 | Fusion Strike | 138/264 | Common | €0.04 |
| OnixPlasma Freeze · 61/116 | Plasma Freeze | 61/116 | Uncommon | €0.41 |
| OnixHS—Unleashed · 56/95 | HS—Unleashed | 56/95 | Common | €0.28 |
| OnixHS—Unleashed · 57/95 | HS—Unleashed | 57/95 | Common | €0.23 |
| OnixUnified Minds · 103/236 | Unified Minds | 103/236 | Common | €0.12 |
| OnixCosmic Eclipse · 105/236 | Cosmic Eclipse | 105/236 | Common | €0.09 |
| OnixCelestial Storm · 71/168 | Celestial Storm | 71/168 | Common | €0.12 |
| OnixLost Thunder · 109/214 | Lost Thunder | 109/214 | Common | €0.26 |
| OnixEvolutions · 61/108 | Evolutions | 61/108 | Common | €0.11 |
| OnixBase · 56/102 | Base | 56/102 | Common | $1.05 |
| OnixBase Set 2 · 84/130 | Base Set 2 | 84/130 | Common | $0.92 |
| OnixDiamond & Pearl · 92/130 | Diamond & Pearl | 92/130 | Common | €0.19 |
| OnixStormfront · 69/100 | Stormfront | 69/100 | Common | €0.19 |
| OnixAquapolis · 98/147 | Aquapolis | 98/147 | Common | €3.51 |
| OnixUnseen Forces · 65/115 | Unseen Forces | 65/115 | Common | €0.58 |
| OnixSandstorm · 71/100 | Sandstorm | 71/100 | Common | €0.58 |
| OnixFireRed & LeafGreen · 42/112 | FireRed & LeafGreen | 42/112 | Uncommon | €2.27 |
| OnixTeam Rocket Returns · 69/109 | Team Rocket Returns | 69/109 | Common | $1.08 |
| OnixNeo Genesis · 69/111 | Neo Genesis | 69/111 | Common | €0.93 |
| Onix-GXHidden Fates · 36/68 | Hidden Fates | 36/68 | Rare Holo GX | $2.47 |
| OpalLost Origin Trainer Gallery · TG28/TG30 | Lost Origin Trainer Gallery | TG28/TG30 | Rare Ultra | €1.92 |
| OpalVivid Voltage · 158/185 | Vivid Voltage | 158/185 | Uncommon | $0.05 |
| OpalVivid Voltage · 184/185 | Vivid Voltage | 184/185 | Rare Ultra | $1.49 |
| OpalVivid Voltage · 197/185 | Vivid Voltage | 197/185 | Rare Rainbow | $3.47 |
| OracleSkyridge · 138/144 | Skyridge | 138/144 | Uncommon | €4.86 |
| Oran BerryRuby & Sapphire · 85/109 | Ruby & Sapphire | 85/109 | Uncommon | €0.30 |
| Oran BerryEmerald · 80/106 | Emerald | 80/106 | Uncommon | €0.17 |
| OranguruCelestial Guardians · 140 | Celestial Guardians | 140 | 3 Diamond | — |
| OranguruExtradimensional Crisis · 59 | Extradimensional Crisis | 59 | 1 Diamond | — |
| OranguruPaldea Evolved · 094/193 | Paldea Evolved | 094/193 | Uncommon | €0.03 |
| OranguruSurging Sparks · 156/191 | Surging Sparks | 156/191 | Common | €0.03 |
| OranguruSword & Shield · 148/202 | Sword & Shield | 148/202 | Rare Holo | $0.29 |
| OranguruCrown Zenith · 119/159 | Crown Zenith | 119/159 | Rare | €0.12 |
| OranguruVivid Voltage · 199/185 | Vivid Voltage | 199/185 | Rare Secret | $4.52 |
| OranguruShining Fates Shiny Vault · SV098/SV122 | Shining Fates Shiny Vault | SV098/SV122 | Rare Shiny | $2.07 |
| OranguruBrilliant Stars Trainer Gallery · TG12/TG30 | Brilliant Stars Trainer Gallery | TG12/TG30 | Trainer Gallery Rare Holo | €2.28 |
| OranguruSun & Moon · 113/149 | Sun & Moon | 113/149 | Rare Holo | €0.35 |
| OranguruUnified Minds · 182/236 | Unified Minds | 182/236 | Uncommon | €0.11 |
| OranguruCrimson Invasion · 48/111 | Crimson Invasion | 48/111 | Rare | €0.20 |
| OranguruUltra Prism · 114/156 | Ultra Prism | 114/156 | Uncommon | €0.12 |
| OranguruHidden Fates Shiny Vault · SV44/SV94 | Hidden Fates Shiny Vault | SV44/SV94 | Rare Shiny | €2.14 |